Home / 72,590,930,809.20-108,886,396,213.80-41,209,871,200.20

Finding the Fourth Proportional to 72,590,930,809.20, 108,886,396,213.80 and 41,209,871,200.20

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Solution

The fourth proportional to 72,590,930,809.20, 108,886,396,213.80 and 41,209,871,200.20 is: 61,814,806,800.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,590,930,809.20 : 108,886,396,213.80 = 41,209,871,200.20 : x
  2. Step 2: Convert to fraction form
    72,590,930,809.20/108,886,396,213.80 = 41,209,871,200.20/x
  3. Step 3: Cross multiply
    72,590,930,809.20x = 108,886,396,213.80 × 41,209,871,200.20
  4. Step 4: Simplify right side
    72,590,930,809.20x = 4,487,194,363,424,642,957,312
  5. Step 5: Solve for x
    x = 4,487,194,363,424,642,957,312/72,590,930,809.20
  6. Step 6: Final answer
    x = 61,814,806,800.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.